import unittest


class Test1(unittest.TestCase):
    @classmethod
    def setUpClass(cls) -> None:
        print('类级别开始。。。。')

    @classmethod
    def tearDownClass(cls) -> None:
        print('类级别结束。。。。')

    def setUp(self) -> None:
        print('方法级别开始。。。。')

    def tearDown(self) -> None:
        print('方法级别结束。。。。')

    def test1(self):
        print('111111111111')

    def test2(self):
        print('22222222222')


if __name__ == '__main__':
    unittest.main()
